html {
    -ms-text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
    height: 100%;
  }
  body {
    margin: 0;
    font-size: 14px;
    font-family: "Helvetica Neue", Helvetica, STHeiTi, Arial, sans-serif;
    line-height: 1.5;
    color: #333;
    background-color: #fff;
    min-height: 100%;
  }
  article, aside, details, figcaption, figure, footer, header, hgroup, main, menu, nav, section, summary {
    display: block;
  }
  audio, canvas, progress, video {
    display: inline-block;
  }
  audio:not([controls]) {
    display: none;
    height: 0;
  }
  progress {
    vertical-align: baseline;
  }
  [hidden], template {
    display: none;
  }
  a {
    background: transparent;
    text-decoration: none;
    color: #08c;
  }
  a:active {
    outline: 0;
  }
  abbr[title] {
    border-bottom: 1px dotted;
  }
  b, strong {
    font-weight: bold;
  }
  dfn {
    font-style: italic;
  }
  mark {
    background: #ff0;
    color: #000;
  }
  small {
    font-size: 80%;
  }
  sub, sup {
    font-size: 75%;
    line-height: 0;
    position: relative;
    vertical-align: baseline;
  }
  sup {
    top: -0.5em;
  }
  sub {
    bottom: -0.25em;
  }
  img {
    max-width: 100%;
    border: 0;
    vertical-align: middle;
  }
  svg:not(:root) {
    overflow: hidden;
  }
  pre {
    overflow: auto;
    white-space: pre;
    white-space: pre-wrap;
    word-wrap: break-word;
  }
  code, kbd, pre, samp {
    font-family: monospace, monospace;
    font-size: 1em;
  }
  button, input, optgroup, select, textarea {
    color: inherit;
    font: inherit;
    margin: 0;
    vertical-align: middle;
  }
  button, input, select {
    overflow: visible;
  }
  button, select {
    text-transform: none;
  }
  button, html input[type="button"], input[type="reset"], input[type="submit"] {
    -webkit-appearance: button;
    cursor: pointer;
  }
  [disabled] {
    cursor: default;
  }
  button::-moz-focus-inner, input::-moz-focus-inner {
    border: 0;
    padding: 0;
  }
  input {
    line-height: normal;
  }
  input[type="checkbox"], input[type="radio"] {
    box-sizing: border-box;
    padding: 0;
  }
  input[type="number"]::-webkit-inner-spin-button, input[type="number"]::-webkit-outer-spin-button {
    height: auto;
  }
  input[type="search"] {
    -webkit-appearance: textfield;
    box-sizing: border-box;
  }
  input[type="search"]::-webkit-search-cancel-button, input[type="search"]::-webkit-search-decoration {
    -webkit-appearance: none;
  }
  fieldset {
    border: 1px solid #c0c0c0;
    margin: 0 2px;
    padding: 0.35em 0.625em 0.75em;
  }
  legend {
    border: 0;
    padding: 0;
  }
  textarea {
    overflow: auto;
    resize: vertical;
    vertical-align: top;
  }
  optgroup {
    font-weight: bold;
  }
  input, select, textarea {
    outline: 0;
  }
  textarea, input {
    -webkit-user-modify: read-write-plaintext-only;
  }
  input::-ms-clear, input::-ms-reveal {
    display: none;
  }
  input::-moz-placeholder, textarea::-moz-placeholder {
    color: #999;
  }
  input:-ms-input-placeholder, textarea:-ms-input-placeholder {
    color: #999;
  }
  input::-webkit-input-placeholder, textarea::-webkit-input-placeholder {
    color: #999;
  }
  .placeholder {
    color: #999;
  }
  table {
    border-collapse: collapse;
    border-spacing: 0;
  }
  td, th {
    padding: 0;
  }
  h1, h2, h3, h4, h5, h6, p, figure, form, blockquote {
    margin: 0;
  }
  ul, ol, li, dl, dd {
    margin: 0;
    padding: 0;
  }
  ul, ol {
    list-style: none outside none;
  }
  h1, h2, h3 {
    line-height: 2;
    font-weight: normal;
  }
  h1 {
    font-size: 18px;
  }
  h2 {
    font-size: 16px;
  }
  h3 {
    font-size: 14px;
  }
  i {
    font-style: normal;
  }
  * {
    box-sizing: border-box;
  }
  .clearfix::before, .clearfix::after {
    content: "";
    display: table;
  }
  .clearfix::after {
    clear: both;
  }